Of course, it is extreme to suggest that a man would commit suicide because of this. However, do not be surprised at how much damage you, as a woman, are capable of doing to your spouse.
Men face the world everyday. They encounter obstacles in their daily lives with their coworkers and their family members. They get stressed at work. They deal with many problems and fix them, as best as they can. Sometimes they don't do a perfect job, and sometimes what they do isn't to your liking, but I guarantee that good men in general put their best foot forward to simply do better.
The last thing he needs is to come home to more criticism and punishment, especially considering the fact that the wife is the person he wants comfort from.